HP Vectra XU 6/XXX HP Vectra XU 6/xxx, Guide to Optimizing performance - Page 69

2 Technical Reference Technical Characteristics Technical Characteristics The technical characteristics of the HP Vectra XU PC are summarized in the following tables. Type Clock speeds Architecture Level-one cache memory Level-two cache memory Local Bus Dual processor support Type Data integrity Available capacities Memory Controller Memory Performance Processors Intel Pentium Pro 150 MHz, 180 MHz, 200 MHz Three-way, superscaler 64-bit data, 36-bit address Five execution units Out-of-order and speculative execution Advanced dynamic branch prediction 8 KB data, two-way set-associative 8 KB instruction, two-way set-associative 256 KB unified data and instruction, four-way set-associative Transactional 60 MHz or 66 MHz clock MPS-compliant MESI cache coherency and bus snooping Embedded Advanced Programmable Interrupt Controller (APIC) Memory 64-bit DIMMs (Double Interline Memory Modules), 5 V only Error Correcting Code (8-bit hamming code) From 32 MB to 512 MB in increments of 32 MB, 64 MB or 128 MB Controls four 128-bit interleaved memory banks (2 DIMMs each) Capable of detecting and correcting all single-bit data errors Up to 267 MB per second English 63